RAUL ALEJANDRO VALENZUELA MONJARAS

Entidad: Instituto de Investigaciones en Materiales, UNAM

Telefono: 5555 2071

Email: monjaras@unam.mx, raulvale@yahoo.com

Url:

Departamento: --

Línea de trabajo y/o generación del conocimiento: Ciencias de los materiales


Tesis Doctorado

TesisAlumno

Tesis Maestría

TesisAlumno
SÍNTESIS Y PROPIEDADES MAGNÉTICAS DE NANOPARTÍCULAS Y NANOHILOS DE FERRITA SONIA PEREZ QUIROS

Publicaciones:

  • Severe reduction of Ni–Zn ferrites during consolidation by Spark Plasma Sintering (SPS)
    Valenzuela, Raul,Gaudisson, Thomas,Ammar, Souad
    Journal of Magnetism and Magnetic Materials 2016, (400), , 311 - 314
    doi: 10.1016/j.jmmm.2015.07.044
  • Synthesis of M-type SrFe12O19 by mechanosynthesis assisted by spark plasma sintering
    Bolarín-Miró, A.M.,Sánchez-De Jesús, F.,Cortés-Escobedo, C.A.,Díaz-De la Torre, S.,Valenzuela, R.
    Journal of Alloys and Compounds 2015, (643), , S226 - S230
    doi: 10.1016/j.jallcom.2014.11.124
  • Ultrafine grained high density manganese zinc ferrite produced using polyol process assisted by Spark Plasma Sintering
    Gaudisson, T.,Beji, Z.,Herbst, F.,Nowak, S.,Ammar, S.,Valenzuela, R.
    Journal of Magnetism and Magnetic Materials 2015, (387), , 90 - 95
    doi: 10.1016/j.jmmm.2015.03.045
  • Magnetic phase transitions in ferrite nanoparticles characterized by electron spin resonance
    Flores-Arias, Yesica,Vázquez-Victorio, Gabriela,Ortega-Zempoalteca, Raul,Acevedo-Salas, Ulises,Ammar
    J. Appl. Phys. 2015, (117), 17, 17A503 -
    doi: 10.1063/1.4916935
  • On the microstructural and magnetic properties of fine-grained CoFe2O4 ceramics produced by combining polyol process and spark plasma sintering
    Gaudisson, T.,Artus, M.,Acevedo, U.,Herbst, F.,Nowak, S.,Valenzuela, R.,Ammar, S.
    Journal of Magnetism and Magnetic Materials 2014, (370), , 87 - 95
    doi: 10.1016/j.jmmm.2014.06.014
  • The effects of spark plasma sintering consolidation on the ferromagnetic resonance spectra (FMR) of Ni-Zn ferrites
    Ortega-Zempoalteca, R.,Flores-Arias, Y.,Vázquez-Victorio, G.,Gaudisson, T.,Ammar, S.,Vargas-Osorio,
    Phys. Status Solidi A 2014, (211), 5, 1062 - 1066
    doi: 10.1002/pssa.201300762
  • The Verwey transition in nanostructured magnetite produced by a combination of chimie douce and spark plasma sintering
    Gaudisson, T.,Vázquez-Victorio, G.,Bañobre-López, M.,Nowak, S.,Rivas, J.,Ammar, S.,Mazaleyrat, F.,Va
    J. Appl. Phys. 2014, (115), 17, 17E117 -
    doi: 10.1063/1.4863164
  • Magnetic Properties of Nanostructured Spinel Ferrites
    Cruz-Franco, Berenice,Gaudisson, Thomas,Ammar, Souad,Bolarin-Miro, Ana Maria,Sanchez de Jesus, Felix
    IEEE Trans. Magn. 2014, (50), 4, 1 - 6
    doi: 10.1109/TMAG.2013.2283875
  • Mechanosynthesis, crystal structure and magnetic characterization of M-type SrFe12O19
    Sánchez-De Jesús, F.,Bolarín-Miró, A.M.,Cortés-Escobedo, C.A.,Valenzuela, R.,Ammar, S.
    Ceramics International 2014, (40), 3, 4033 - 4038
    doi: 10.1016/j.ceramint.2013.08.056
  • Mechano-Synthesized Orthoferrite Starting from Wüstite Assisted by SPS
    Cortés-Escobedo, Claudia Alicia,Sánchez-De Jesus, Félix,Bolarín-Miró, Ana María,Nowak, Sophie,Juárez
    AMPC 2014, (04), 03, 43 - 49
    doi: 10.4236/ampc.2014.43007
  • Structure and magnetic properties of GdxY1−xFeO3 obtained by mechanosynthesis
    Bolarín-Miró, A.M.,Sánchez-De Jesús, F.,Cortés-Escobedo, C.A.,Valenzuela, R.,Ammar, S.
    Journal of Alloys and Compounds 2014, (586), , S90 - S94
    doi: 10.1016/j.jallcom.2013.04.029
  • Novel Applications of Ferrites
    Valenzuela, Raul
    ChemInform 2013, (44), 38, no - no
    doi: 10.1002/chin.201338212
  • Combining Soft Chemistry and Spark Plasma Sintering to Produce Highly Dense and Finely Grained Soft Ferrimagnetic Y 3 Fe 5 O 12 (YIG) Ceramics
    Gaudisson, Thomas,Acevedo, Ulises,Nowak, Sophie,Yaacoub, Nader,Greneche, Jean-Marc,Ammar, Souad,Vale
    Journal of the American Ceramic Society 2013, (), , n/a - n/a
    doi: 10.1111/jace.12452
  • Magnetic properties of ferrite-titanate nanostructured composites synthesized by the polyol method and consolidated by spark plasma sintering
    Acevedo, Ulises,Gaudisson, Thomas,Ortega-Zempoalteca, Raul,Nowak, Sophie,Ammar, Souad,Valenzuela, Ra
    J. Appl. Phys. 2013, (113), 17, 17B519 -
    doi: 10.1063/1.4798604
  • Magnetization Dynamics and Magnetoimpedance Effect of Novel Fe–B–Si–M (M = Ta, Y) Amorphous Wires
    Báez, S.,Betancourt, I.,Vázquez, M.,Valenzuela, R.
    Sensor Letters 2013, (11), 1, 96 - 97
    doi: 10.1166/sl.2013.2788
  • Y3Fe5O12 Prepared by Mechanosynthesis from Different Iron Sources
    Cortés-Escobedo, Claudia A.,Bolarín-Miró, Ana M.,Jesús, Félix Sánchez-De,Valenzuela, Raúl,Juárez-Cam
    AMPC 2013, (03), 01, 41 - 46
    doi: 10.4236/ampc.2013.31A006
  • Low Field Microwave Absorption in Nanostructured Ferrite Ceramics Consolidated by Spark Plasma Sintering
    Valenzuela, R.,Ammar, S.,Nowak, S.,Vazquez, G.
    J Supercond Nov Magn 2012, (25), 7, 2389 - 2393
    doi: 10.1007/s10948-012-1613-2
  • Ferromagnetic resonance in Ni–Zn ferrite nanoparticles in different aggregation states
    Valenzuela, Raúl,Herbst, Frédéric,Ammar, Souad
    Journal of Magnetism and Magnetic Materials 2012, (324), 21, 3398 - 3401
    doi: 10.1016/j.jmmm.2012.02.051
  • Synthesis of Y3Fe5O12 (YIG) assisted by high-energy ball milling
    Sánchez-De Jesús, F.,Cortés, C.A.,Valenzuela, R.,Ammar, S.,Bolarín-Miró, A.M.
    Ceramics International 2012, (38), 6, 5257 - 5263
    doi: 10.1016/j.ceramint.2012.03.036
  • Electrical Properties of CoFe<SUB>2</SUB>O<SUB>4</SUB>-BaTiO<SUB>3</SUB> Nanostructured Composites Prepared by a Combination of Chimie Douce and Spark Plasma Sintering
    Acevedo, U.,Gaudisson, T.,López-Noda, R.,Ammar, S.,Nowak, S.,Valenzuela, R.
    Journal of Spintronics and Magnetic Nanomaterials 2012, (1), 2, 85 - 90
    doi: 10.1166/jsm.2012.1024
  • Magnetic properties and microstructural homogeneity in NdFeAl bulk metallic glasses
    Ortega-Zempoalteca, R.,Valenzuela, R.,Betancourt, I.
    physica status solidi (c) 2011, (8), 11-12, 3062 - 3065
    doi: 10.1002/pssc.201000770
  • Low Field Microwave Absorption in Ni–Zn Ferrite Nanoparticles in Different Aggregation States
    Valenzuela, R.,Ammar, S.,Herbst, F.,Ortega-Zempoalteca, R.
    Nanoscience and Nanotechnology Letters 2011, (3), 4, 598 - 602
    doi: 10.1166/nnl.2011.1207
  • Ferromagnetic resonance behavior of spark plasma sintered Ni–Zn ferrite nanoparticles produced by a chemical route
    Valenzuela, R.,Beji, Z.,Herbst, F.,Ammar, S.
    J. Appl. Phys. 2011, (109), 7, 07A329 -
    doi: 10.1063/1.3565397
  • Microstructure variations and their effect on the magnetic properties of a single die-cast Nd60Fe30Al10 alloy rod
    R.Ortega-Zempoalteca, undefined,Betancourt, I.,Valenzuela, R.
    Journal of Alloys and Compounds 2010, (505), 2, 400 - 403
    doi: 10.1016/j.jallcom.2010.04.255

Patentes: